Home / 9,108,645.45-13,664,499.08-2,719,543.65

Finding the Fourth Proportional to 9,108,645.45, 13,664,499.08 and 2,719,543.65

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Solution

The fourth proportional to 9,108,645.45, 13,664,499.08 and 2,719,543.65 is: 4,079,772.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,108,645.45 : 13,664,499.08 = 2,719,543.65 : x
  2. Step 2: Convert to fraction form
    9,108,645.45/13,664,499.08 = 2,719,543.65/x
  3. Step 3: Cross multiply
    9,108,645.45x = 13,664,499.08 × 2,719,543.65
  4. Step 4: Simplify right side
    9,108,645.45x = 37,161,201,689,847.12
  5. Step 5: Solve for x
    x = 37,161,201,689,847.12/9,108,645.45
  6. Step 6: Final answer
    x = 4,079,772.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.